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[GSoC][PATCH 07/13] diff: change scope of the function count_lines()




Change the scope of function count_lines for allowing the function
to be reused in other parts of the code as well.

Mentored-by: Christian Couder <christian.couder@xxxxxxxxx>
Mentored-by: Stefan Beller <sbeller@xxxxxxxxxx>
Signed-off-by: Prathamesh Chavan <pc44800@xxxxxxxxx>
---
 diff.c | 2 +-
 diff.h | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/diff.c b/diff.c
index 85e714f6c..03ed64f93 100644
--- a/diff.c
+++ b/diff.c
@@ -425,7 +425,7 @@ struct emit_callback {
 	struct strbuf *header;
 };
 
-static int count_lines(const char *data, int size)
+int count_lines(const char *data, int size)
 {
 	int count, ch, completely_empty = 1, nl_just_seen = 0;
 	count = 0;
diff --git a/diff.h b/diff.h
index 2d442e296..8522514e9 100644
--- a/diff.h
+++ b/diff.h
@@ -273,6 +273,7 @@ extern struct diff_filepair *diff_unmerge(struct diff_options *, const char *pat
 extern int parse_long_opt(const char *opt, const char **argv,
 			 const char **optarg);
 
+extern int count_lines(const char *data, int size);
 extern int git_diff_basic_config(const char *var, const char *value, void *cb);
 extern int git_diff_heuristic_config(const char *var, const char *value, void *cb);
 extern void init_diff_ui_defaults(void);
-- 
2.13.0